Senior Security Engineer – Cortex XSIAM & SOC Expert

Company: GTC Recruitment
Apply for the Senior Security Engineer – Cortex XSIAM & SOC Expert
Location: London
Job Description:

GTC Recruitment seeks a Senior Security Engineer (G7) to strengthen the Security Operations capabilities within a large public sector organisation. The role focuses on monitoring, threat detection, incident response, and security automation in a hybrid working model with 2 days per week onsite from a government hub across multiple UK locations.

You will implement Cortex XSIAM, develop detection rules, and collaborate with internal teams and external partners to share threat intelligence and

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Posted: July 13th, 2026